Category: Biology GK MCQ

Q1. Who formulated the cell theory?a) Schleiden and Schwannb) Robert Hookec) Rudolf Virchowd) Matthias Schleiden Q2. Which of the following statements is NOT a part of the modern cell theory?a) All living organisms are composed of cells and cell products.b) Cells are the basic structural and functional units of life.c) All cells arise from pre-existing […]

Q51. When stamens are united in one bundle, the condition is called:a) Polyadelphousb) Diadelphousc) Monadelphousd) Syngenesious Q52. When carpels are fused together, the gynoecium is said to be:a) Apocarpousb) Syncarpousc) Monocarpellaryd) Multicarpellary Q53. When carpels are free, the gynoecium is said to be:a) Syncarpousb) Apocarpousc) Polycarpellaryd) Multilocular Q54. Placentation refers to:a) Arrangement of placentae in

Q1. Which tissue system forms the outermost covering of the plant body?a) Vascular tissue systemb) Ground tissue systemc) Epidermal tissue systemd) Conducting tissue system Q2. Casparian strips are characteristic features of the:a) Epidermisb) Cortexc) Pericycled) Endodermis Q3. Which of the following is NOT a simple tissue?a) Parenchymab) Collenchymac) Sclerenchymad) Xylem Q4. The main function of

Q1. Which of the following taxonomic ranks classifies humans?a) Kingdomb) Phylumc) Genusd) Species Q2. What is the correct order of taxonomic ranks in the hierarchical classification system for humans?a) Kingdom, Order, Class, Family, Genus, Speciesb) Kingdom, Phylum, Class, Order, Family, Genus, Speciesc) Domain, Kingdom, Phylum, Class, Order, Family, Genus, Speciesd) Class, Order, Family, Genus, Species

Q1. What is the process by which a heavy nucleus splits into two or more lighter nuclei?a) Nuclear fusionb) Nuclear decayc) Nuclear fissiond) Nuclear transmutation Q2. Which of the following elements is commonly used as a fuel in nuclear fission reactions?a) Carbonb) Uraniumc) Silicond) Oxygen Q3. Which of the following particles is released during the

Q1. What is the process by which a single cell divides into two identical daughter cells?a) Meiosisb) Mitosisc) Fertilizationd) Budding Q2. Which of the following stages of the cell cycle is characterized by DNA replication?a) G1 phaseb) S phasec) G2 phased) M phase Q3. In which phase of mitosis do chromosomes align along the equatorial

Q1. Which molecule is the primary carrier of genetic information in humans?a) RNAb) DNAc) Proteind) Lipids Q2. What is a gene?a) A segment of DNA that encodes a proteinb) A type of chromosomec) A cell organelled) A type of virus Q3. How many chromosomes are found in a normal human cell?a) 23b) 46c) 92d) 44

Q1. What is the most common cause of the common cold?a) Bacteriab) Virusesc) Fungid) Parasites Q2. Which disease is known as the ‘silent killer’ due to its often asymptomatic nature?a) Diabetesb) Hypertensionc) Tuberculosisd) Hepatitis C Q3. What is Type 1 Diabetes?a) A lifestyle-related diseaseb) An autoimmune diseasec) Caused by a virusd) A bacterial infection Q4.

Q1. What is the primary function of the human digestive system?a) To circulate bloodb) To control body temperaturec) To process food and absorb nutrientsd) To remove waste products from the body Q2. Where does the process of digestion begin?a) Stomachb) Small intestinec) Mouthd) Esophagus Q3. What role does the stomach play in digestion?a) It primarily

Q1. What percentage of the human body’s weight is made up of blood?a) 2-4%b) 7-8%c) 10-12%d) 15-17% Q2. Red blood cells are produced in the:a) Liverb) Spleenc) Bone marrowd) Kidneys Q3. Which of the following blood groups is considered the universal recipient?a) A+b) B+c) AB+d) O+ Q4. Which blood component is primarily responsible for transporting